<template>
  <div
    v-loading="globalLoading"
    element-loading-text="正在添加..."
    element-loading-spinner="el-icon-loading"
    element-loading-background="rgba(0, 0, 0, 0.8)"
  >
    <div class="permissManaTool">
      <el-input
        v-model="role.name"
        size="small"
        placeholder="请输入角色英文名"
      >
        <template slot="prepend">
          ROLE_
        </template>
      </el-input>
      <el-input
        v-model="role.name_zh"
        size="small"
        placeholder="请输入角色中文名"
        @keydown.enter.native="doAddRole"
      />
      <el-button
        type="primary"
        size="small"
        icon="el-icon-plus"
        @click="doAddRole"
      >
        添加角色
      </el-button>
    </div>
    <div class="permissManaMain">
      <el-collapse
        v-model="activeName"
        v-loading="loading"
        element-loading-text="正在加载..."
        element-loading-spinner="el-icon-loading"
        element-loading-background="rgba(0, 0, 0, 0.8)"
        accordion
        @change="change"
      >
        <el-collapse-item
          v-for="(r,index) in roles"
          :key="index"
          :title="r.name_zh"
          :name="r.id"
        >
          <el-card class="box-card">
            <div
              slot="header"
              class="clearfix"
            >
              <span>可访问的资源</span>
              <el-button
                style="float: right; padding: 3px 0;color: #ff0000;"
                icon="el-icon-delete"
                type="text"
                @click="deleteRole(r)"
              />
            </div>
            <div>
              <el-tree
                ref="tree"
                :key="index"
                show-checkbox
                node-key="id"
                :default-checked-keys="selectedMenus"
                :data="allmenus"
                :props="defaultProps"
              />
              <div style="display: flex;justify-content: flex-end">
                <el-button @click="cancelUpdate">
                  取消修改
                </el-button>
                <el-button
                  type="primary"
                  @click="doUpdate(r.id,index)"
                >
                  确认修改
                </el-button>
              </div>
            </div>
          </el-card>
        </el-collapse-item>
      </el-collapse>
    </div>
  </div>
</template>

<script>
    export default {
        name: "Authority",
        data() {
            return {
                role: {
                    name: '',
                    name_zh: ''
                },
                allmenus: [],
                activeName: -1,
                selectedMenus: [],
                roles: [],
                loading: false,
                globalLoading: false,
                defaultProps: {
                    children: 'children',
                    label: 'name'
                }
            }
        },
        mounted() {
            this.initRoles();
        },
        methods: {
            deleteRole(role) {
                this.$confirm('此操作将永久删除【' + role.name_zh + '】角色, 是否继续?', '提示', {
                    confirmButtonText: '确定',
                    cancelButtonText: '取消',
                    type: 'warning'
                }).then(() => {
                    this.deleteRequest("/role/" + role.id).then(resp => {
                        if (resp) {
                            this.initRoles();
                        }
                    })
                }).catch(() => {
                    this.$message({
                        type: 'info',
                        message: '已取消删除'
                    });
                });
            },
            doAddRole() {
                if (this.role.name && this.role.name_zh) {
                    this.globalLoading = true;
                    this.postRequest("/role/", this.role).then(resp => {
                    this.globalLoading = false;
                        if (resp) {
                            this.role.name = '';
                            this.role.name_zh = '';
                            this.initRoles();
                        }
                    })
                } else {
                    this.$message.error('数据不可以为空');
                }
            },
            cancelUpdate() {
                this.activeName = -1;
            },
            doUpdate(rid, index) {
                let tree = this.$refs.tree[index];
                let selectedKeys = tree.getCheckedKeys(true);
                let url = '/role/permit/' + rid + '?resourceIds=' + selectedKeys;
                /*
                selectedKeys.forEach((key,index) => {
                  if(index===0){
                    url += '?resourceIds=' + key;
                  }else{
                    url += '&resourceIds=' + key;
                  }
                })*/
                this.putRequest(url).then(resp => {
                    if (resp) {
                        this.activeName = -1;
                    }
                })
            },
            change(rid) {
                if (rid) {
                    this.initAllMenus();
                    this.initSelectedMenus(rid);
                }
            },
            initSelectedMenus(rid) {
                this.getRequest("/role/resourceids/" + rid).then(resp => {
                    if (resp) {
                        this.selectedMenus = resp;
                    }
                })
            },
            initAllMenus() {
                this.getRequest("/resource/allWithChildren").then(resp => {
                    if (resp) {
                        this.allmenus = resp;
                    }
                })
            },
            initRoles() {
                this.loading = true;
                this.getRequest("/role/all").then(resp => {
                    this.loading = false;
                    if (resp) {
                        this.roles = resp;
                    }
                })
            }
        }
    }
</script>

<style>
    .permissManaTool {
        display: flex;
        justify-content: flex-start;
    }

    .permissManaTool .el-input {
        width: 300px;
        margin-right: 6px;
    }

    .permissManaMain {
        margin-top: 10px;
        width: 700px;
    }
</style>